Pith Number

pith:QKD7XJON

pith:2015:QKD7XJONZVRIVMKHTT5XFTOSJV

not attested not anchored not stored refs pending

Solvent Exfoliation of Electronic-Grade, Two-Dimensional Black Phosphorus

Jae-Hyeok Lee, Joohoon Kang, Joshua D. Wood, Kan-Sheng Chen, Mark C. Hersam, Spencer A. Wells, Xiaolong Liu

arxiv:1505.00878 v1 · 2015-05-05 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKD7XJONZVRIVMKHTT5XFTOSJV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:16:59.724527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8287fba5cdcd628ab1479cfb72cdd24d60630b924c3cc546a46df1cbd40d9d2f

Aliases

arxiv: 1505.00878 · arxiv_version: 1505.00878v1 · doi: 10.48550/arxiv.1505.00878 · pith_short_12: QKD7XJONZVRI · pith_short_16: QKD7XJONZVRIVMKH · pith_short_8: QKD7XJON

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QKD7XJONZVRIVMKHTT5XFTOSJV \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8287fba5cdcd628ab1479cfb72cdd24d60630b924c3cc546a46df1cbd40d9d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "080d8b252d60a0ad835835678456ce2f091f2e2595e7608357ef68c53793a227",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-05-05T04:22:22Z",
    "title_canon_sha256": "69e30b434b3e4b9a33792a84ab30e99cac73f41f34d8e1aa8abae2b306959392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00878",
    "kind": "arxiv",
    "version": 1
  }
}